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Exploration Core Drill Bit
PDC(polycrystalline diamond compact) drill bit is a new product after the hot-pressed and electroplated drill bit recent years.With special hith-frequency weldin techniques.
PDC of high wear resistant is welded to the body as cutting edges.
PDC bit is mainly used for geological prospecting,coal exploration,water conservancy and power engineering,etc.
Product Advantages:
1. PDC cutters for high speed drilling;
2. All cutters are premium grade for extended bit life and durability;
3. Cutter layout is force balanced to drill a precise round hole and reduce bit whirl;
4. Large junk slots and flushing ports;
5. Advanced geometric design for faster penetration;
6. Gauge pads have tungsten carbide inserts for maximum wear resistance;
Feature:
1: Adopt the PDC cutters with high density distribution
2: Apply to soft to semi-hard formation (f≤10)
Specification:
Specification Diameter(mm) | Size | Cutting wings | Thread |
Rock formation | |||
Outer Dia(mm) | Inner Dia(mm) | Height(mm) | Wing quantity | PDC quantity | |||
75 | 75 | 53 | 150 | 5/6 | 5/6 | Square
| F<10 medium hard(soft rock, coal seam drilling and grouting) |
94 | 94 | 69 | 170 | 6/8 | 6/8 | ||
113 | 113 | 88 | 195 | 8/10 | 8/10 | ||
133 | 133 | 108 | 220 | 10/12 | 10/12 | ||
153 | 153 | 128 | 245 | 12 | 12 | ||
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